# list1 = [7,-8,5,4,0,-2,-5]
# ret = list(sorted(filter(lambda x:x>0,list1))+sorted(filter(lambda x:x<=0,list1),reverse = True))
# print(ret)
# ret = list(sorted(list1))
# print(ret)
# ret = list(sorted(filter(lambda x:x<0,list1),reverse = True))
# print(ret)

s = 'asdf234GDSdsf23'